Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 623 [Rate centres in NPA 623] [Dial plan for NPA 623]

NXX: 270

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
623-270 A Phoenix AZ PHNXAZMAX1Z  318J COMCAST IP PHONE, LLC 666      
623-270 0 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2021-07-12   
623-270 1 Phoenix AZ PHNXAZMAX1Z  318J COMCAST IP PHONE, LLC 666   2021-05-29   
623-270 2 Phoenix AZ PHNXAZMAX1Z  318J COMCAST IP PHONE, LLC 666   2021-05-29   
623-270 3 Phoenix AZ PHNXAZMAX1Z  318J COMCAST IP PHONE, LLC 666   2021-05-29   
623-270 4 Phoenix AZ PHNXAZMAX1Z  318J COMCAST IP PHONE, LLC 666   2021-05-29   
623-270 5 Phoenix AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2021-06-12   
623-270 6 Phoenix AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2021-06-12   
623-270 7 Phoenix AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2021-07-04   
623-270 8 Phoenix AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2021-07-23   
623-270 9 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2021-07-12   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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